| 1 | #ifndef NUMBERS_H |
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| 2 | #define NUMBERS_H |
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| 3 | /**************************************** |
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| 4 | * Computer Algebra System SINGULAR * |
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| 5 | ****************************************/ |
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| 6 | /* $Id: numbers.h,v 1.11 1999-10-26 16:40:46 Singular Exp $ */ |
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| 7 | /* |
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| 8 | * ABSTRACT: interface to coefficient aritmetics |
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| 9 | */ |
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| 10 | #include "structs.h" |
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| 11 | |
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| 12 | /* typedefs */ |
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| 13 | /*typedef void (*numberproc)(number a,number b,number * c);*/ |
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| 14 | /*typedef number (*numberfunc)(number a,number b);*/ |
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| 15 | |
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| 16 | /* variables */ |
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| 17 | extern short fftable[]; |
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| 18 | /*extern int characteristic;*/ |
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| 19 | |
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| 20 | /* prototypes */ |
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| 21 | extern numberfunc nMult, nSub ,nAdd ,nDiv, nIntDiv, nIntMod, nExactDiv; |
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| 22 | extern void (*nNew)(number * a); |
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| 23 | extern number (*nInit)(int i); |
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| 24 | extern number (*nPar)(int i); |
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| 25 | extern int (*nParDeg)(number n); |
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| 26 | extern int (*nSize)(number n); |
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| 27 | extern int (*nInt)(number &n); |
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| 28 | extern number (*nNeg)(number a); |
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| 29 | extern number (*nInvers)(number a); |
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| 30 | extern number (*nCopy)(number a); |
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| 31 | extern void (*nWrite)(number &a); |
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| 32 | extern char * (*nRead)(char * s, number * a); |
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| 33 | extern void (*nNormalize)(number &a); |
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| 34 | extern BOOLEAN (*nGreater)(number a,number b), |
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| 35 | (*nEqual)(number a,number b), |
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| 36 | (*nIsZero)(number a), |
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| 37 | (*nIsOne)(number a), |
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| 38 | (*nIsMOne)(number a), |
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| 39 | (*nGreaterZero)(number a); |
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| 40 | extern void (*nPower)(number a, int i, number * result); |
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| 41 | extern number (*nGetDenom)(number &n); |
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| 42 | extern numberfunc nGcd, nLcm; |
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| 43 | |
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| 44 | extern number nNULL; /* the 0 as constant */ |
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| 45 | |
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| 46 | #ifdef LDEBUG |
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| 47 | extern BOOLEAN (*nDBTest)(number a, char *f, int l); |
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| 48 | #define nTest(a) nDBTest(a,__FILE__,__LINE__) |
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| 49 | extern void (*nDBDelete)(number * a,char *f, int l); |
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| 50 | #define nDelete(A) nDBDelete(A,__FILE__,__LINE__) |
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| 51 | #else |
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| 52 | #define nTest(a) (1) |
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| 53 | extern void (*nDelete)(number * a); |
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| 54 | #endif |
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| 55 | |
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| 56 | extern BOOLEAN (*nSetMap)(ring r); |
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| 57 | extern number (*nMap)(number from); |
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| 58 | extern char * (*nName)(number n); |
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| 59 | |
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| 60 | void nDummy1(number* d); |
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| 61 | void nDummy2(number &d); |
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| 62 | number ndGcd(number a, number b); |
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| 63 | number ndCopy(number a); |
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| 64 | |
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| 65 | #ifdef LDEBUG |
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| 66 | void nDBDummy1(number* d,char *f, int l); |
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| 67 | #endif |
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| 68 | int nGetChar(); |
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| 69 | void nSetChar(ring r, BOOLEAN complete); |
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| 70 | |
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| 71 | #endif |
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